WG1664430021 OEM Cab Tilt Shaft For Sinotruk T7 A7 Heavy Truck

The WG1664430021 Cab Tilt Shaft is a critical, OEM-quality component specifically engineered for the cab suspension system of Sinotruk T7 and A7 heavy-duty trucks. As an essential part of the cab tilting mechanism, it serves as the core rotating axis that enables the cab to tilt forward and backward smoothly, providing easy access to the engine, transmission, and chassis components for routine maintenance, inspections, and repairs. This tilt shaft is designed to meet or exceed the original equipment manufacturer (OEM) specifications, ensuring seamless compatibility, reliable performance, and long-term durability—critical for the demanding operating conditions of heavy-duty trucks, including long-haul transportation, construction sites, and harsh weather environments.

Crafted from high-strength alloy steel (40Cr), this cab tilt shaft undergoes a series of precision manufacturing processes to ensure superior structural integrity and performance. The raw material is carefully selected for its excellent tensile strength, impact resistance, and wear resistance, making it capable of withstanding the repeated stress, vibration, and load forces encountered during cab tilting operations. Unlike ordinary steel shafts, the 40Cr alloy steel construction prevents deformation, bending, or breakage even under extreme loads, ensuring the cab remains stable and secure during tilting and operation.

Key Specifications & Parameters

Número de pieza: WG1664430021
Nombre del producto: Cab Tilt Shaft (OEM Grade)
Application: Sinotruk T7, Sinotruk A7 heavy-duty trucks (compatible with all chassis variants of these models)
Material: High-strength alloy steel (40Cr)
Tratamiento de superficies: Black electrophoretic coating + anti-rust oil dip (double anti-corrosion protection)
Overall Length: 380mm (±0.5mm, precision tolerance)
Shaft Diameter: 45mm (main body); 38mm (connecting end)
Mounting Hole Diameter: 12mm (2 holes, symmetrically distributed)
Hardness: HRC 38-42 (heat-treated for enhanced wear resistance)
Tensile Strength: ≥980MPa
Load Capacity: 5000N (maximum tilting load resistance)
Working Temperature Range: -40℃ to +120℃ (suitable for extreme cold and high-temperature environments)
Installation Type: Direct bolt-on replacement (no modification required, matches OEM mounting points)
Peso: 3.2kg (per unit)
Service Life: ≥100,000km (under normal operating conditions)
Quality Certification: ISO9001, IATF16949 (meets automotive industry quality standards)

With precise dimensions and strict tolerance control (±0.5mm), this cab tilt shaft matches the original equipment exactly, ensuring a perfect fit without the need for drilling, welding, or any other modifications. The pre-drilled mounting holes align seamlessly with the cab’s tilting mechanism and chassis, allowing for quick and straightforward installation—saving time and labor for mechanics and fleet maintenance teams. The installation process requires only basic hand tools, making it accessible even for on-site repairs.

To ensure long-term reliability, the WG1664430021 cab tilt shaft undergoes rigorous quality control throughout the manufacturing process. Each unit is subjected to strict inspections, including dimensional accuracy testing, hardness testing, tensile strength testing, and corrosion resistance testing. The black electrophoretic coating provides a uniform, wear-resistant layer that effectively protects the shaft from rust, corrosion, road salt, and harsh chemicals, extending its service life even in wet, dusty, or corrosive working environments. Additionally, a final dip in anti-rust oil adds an extra layer of protection during storage and transportation.

This cab tilt shaft is an ideal direct replacement for worn, damaged, or aging original tilt shafts. A faulty or worn tilt shaft can lead to rough cab tilting, instability during operation, difficulty accessing engine components, and even safety hazards for drivers and maintenance personnel. By replacing the worn part with this OEM-grade cab tilt shaft, you can restore the cab’s smooth tilting function, ensure the stability of the cab during operation, and improve maintenance efficiency—reducing downtime and operational costs for your fleet.

Whether you are maintaining a single Sinotruk T7/A7 truck or managing a large fleet, the WG1664430021 Cab Tilt Shaft delivers the reliability, durability, and performance you need. It combines OEM-quality craftsmanship with competitive aftermarket pricing, providing excellent value for money. Backed by strict quality control and compliance with automotive industry standards, this tilt shaft ensures consistent performance, safe operation, and long service life, making it the preferred choice for Sinotruk T7/A7 owners and maintenance professionals.